Windshield wiper



FIG. 1 is a front view thereof;

The rear view is a mirror image of the front view shown in FIG. 1.

FIG. 2 is a top view thereof;

FIG. 3 is an enlarged side view thereof; and,

The opposite side is a mirror image of the side view shown in FIG. 3.

FIG. 4 is a bottom view thereof. 

The ornamental design for a windshield wiper, as shown and described. 